Nexus Power Systems supplies Micro Controller Based High Frequency Online UPS. Nexus Power Systems is an ISO 9001:2000 certified company. Micro Controller Based High Frequency Online UPS offers pure sine wave output and is designed for wide input voltage range from 170V to 270V. Micro Controller Based High Frequency Online UPS isolates the critical load from any disturbance By providing complete protection against spike, surges, brown outs, black outs, voltage and frequency variation. The online UPS is designed with PWM technology and IGBT for higher efficiency and greater reliability. It can not only work with computer applications but can also work with other loads such as motor driven loads, medical equipment, communication products which are often damaged by UPS with step wave or square wave output.